Exterior Intrusion Sensors
Intrusion detection systems consist of exterior and interior intrusion sensors, video alarm assessment, entry control, and alarm communication systems all working together. Exterior sensors are those used in an outdoor environment, and interior sensors are those used inside buildings.
Intrusion detection is defined as the detection of a person or vehicle attempting to gain unauthorized entry into an area that is being protected by someone who is able to authorize or initiate an appropriate response. The intrusion detection boundary is ideally a sphere enclosing the item being protected so that all intrusions, whether ...